mini-event-manager

:satellite: A mini event manager.

Get start

npm i -S mini-event-manager

Example:

import miniEventManager from 'mini-event-manager';

const manager = new miniEventManager();
manager.on("add", val => console.log(val));
manager.emit("add", 1);

Method

on(event, listener)

Bind event listener.

| name | type | data type | need | description | | ------------ | ------ | --------------- | ---- | ----------------- | | event | param | String/Symbol | yes | event name | | listener | param | Function | yes | callback function | | eventManager | return | EventManager | | instantiation |

off(event, listener)

Clear event listener. if listener === undefined , it will clear all listener which bind this event.

| name | type | data type | need | description | | ------------ | ------ | --------------- | ---- | ----------------- | | event | param | String/Symbol | yes | event name | | listener | param | Function | yes | callback function | | eventManager | return | EventManager | | instantiation |

once(event, listener)

Bind event listener, only trigger once.

| name | type | data type | need | description | | ------------ | ------ | --------------- | ---- | ----------------- | | event | param | String/Symbol | yes | event name | | listener | param | Function | yes | callback function | | eventManager | return | EventManager | | instantiation |

emit(event[, ...args])

Trigger event listener.

| name | type | data type | need | description | | ------------ | ------ | --------------- | ---- | ------------- | | event | param | String/Symbol | yes | event name | | ...args | param | Any | yes | params | | eventManager | return | EventManager | | instantiation |

has(event)

Check if the event has a listener

| name | type | data type | need | description | | ----- | ------ | --------------- | ---- | ----------- | | event | param | String/Symbol | yes | event name | | | return | Boolean | | has |

destory()

Destory event manager instantiation.

Build

git clone https://github.com/zenoslin/mini-event-manager.git
cd mini-event-manager
npm run build

LICENSE

MIT